Granted Patent
Utility
US 4,939,739 · App. 07/342,361
Laser alignment servo method and apparatus
Inventors:
James L. Hobart, Wayne S. Mefferd, Bruce W. Peuse
Patented Case
View Patent ↗
Granted: Jul 3, 1990
Filed: Apr 24, 1989
Inventors
James L. Hobart
Wayne S. Mefferd
Bruce W. Peuse
Assignee (at issue)
Coherent, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.